Home / 117,526,636.80-176,289,955.20-98,714,937.60

Finding the Fourth Proportional to 117,526,636.80, 176,289,955.20 and 98,714,937.60

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Solution

The fourth proportional to 117,526,636.80, 176,289,955.20 and 98,714,937.60 is: 148,072,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,526,636.80 : 176,289,955.20 = 98,714,937.60 : x
  2. Step 2: Convert to fraction form
    117,526,636.80/176,289,955.20 = 98,714,937.60/x
  3. Step 3: Cross multiply
    117,526,636.80x = 176,289,955.20 × 98,714,937.60
  4. Step 4: Simplify right side
    117,526,636.80x = 17,402,451,927,074,794
  5. Step 5: Solve for x
    x = 17,402,451,927,074,794/117,526,636.80
  6. Step 6: Final answer
    x = 148,072,406.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.